Step-by-step explanation:
=2* ( l+b )
=2* ( 11.37+9.245 )
=2* 20.595
=41.19
Answer:
24
Step-by-step explanation:
2.5 divided by 2.5 equals 1. So 60 divided by 2.5 equals 24.
Answer:
This equation has 2 solutions.
1. 
2. 
Answer:
I couldn't see the picture it is black
Step-by-step explanation:
the formula for the area of a trapezoid is:

insert 7 for b1, 13 for b2, and 10 for h

100
Hope that helps
Answer:
Here is a link to help you. This is a very great video that will help you understand proportionalities .
Step-by-step explanation:
https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-ratio-proportion/7th-constant-of-proportionality/v/constant-of-proportionality-from-equation